Benson is in Chicago helping Intelligence with a rape/murder case similar to a case in New York from a decade ago, so she calls in Fin and Amaro for assistance. ...

A case involving one of Chicago's most wanted fugitives hits close to home with Olinsky; an altercation with another officer lands Sean Roman in hot water; Platt helps Na ...

The investigation into a drug robbery gone wrong uncovers Voight's link to a missing teen; the real reason for Halstead's brother's visit becomes clear; and Platt cares f ...

When a trade conference is about to take place the unit is told to keep an eye on anyone who's a threat. Ruzek infiltrates a group and meets a girl. Later she calls him t ...

Antonio heads undercover with a dangerous robbery crew after a narcotics officer goes missing. Commander Fischer updates Voight on a missing officer that Narcotics had de ...

After they are kidnapped while tackling a dangerous smuggling operation, Roman and Burgess pursue a man without calling for backup. Intelligence are spending the day rece ...

Bunny comes to Lindsay concerned about a suspicious repeat customer at her husband's rental company. This lead brings Intelligence into a case which robbery-homicide has ...

Antonio and his sister talk to Adrian Gish about the person they think is responsible for the fire that killed Shay; Lindsay has second thoughts about the task force; Pla ...

Complicated clues surround the murder of a mother and her daughter. While, Lindsay prepares for an undercover investigation in Bolivia, and it dawns on Burgess and Roman ...

Lindsay is working with the task force to get the man who transports money for drug dealers. They think they got the man but he slips away. Lindsay asks Voight to help fi ...

With Burgess (Marina Squerciati) in the hospital after suffering gunshot wounds, the intelligence team is determined to find the people responsible. Lindsay (Sophia Bush) ...

A huge drug bust puts Olinsky's family in danger. Meanwhile, the team digs up a common thread with the drug suspects, and Burgess and Roman are paired with a K-9 officer, ...

Antonio gets caught off guard in fellow police officer Roman's security company; and word from above is he will lose his job if the case isn't solved in 2 days. The unit ...

The Chicago Intelligence Unit continues working with Special Victims Unit to take down a child pornography ring. ...

When a 10 year old girl is shot, the Commander tells Voight to work it. It seems like the girl was scheduled to testify against a kid who committed a crime. The kid is a ...

Voight is attacked and abducted while trying to help his son's girlfriend. ...

Two teenage girls have gone missing and the team know the clock is ticking to find them. Halstead, Antonio and Lindsay investigate a tenement which gives them a much need ...

The bounty on Halstead's head becomes a serious reality as an innocent bartender takes a bullet meant for him. Olinsky tries to reason with Bembenek to call off the hit, ...

Intelligence begins to look into a string of murders where the victims have a dollar bill pinned to their chests. Thanks to some digging by Ruzek, Voight learns his frien ...

Sergeant Voight tries to find out who is behind the murder of Jin, and come up with the unbelievable discovery and learned that Sergeant Edwin Stillwell playing a double ...

Atwater is settling into his new gig on intelligence as Antonio is relegated to desk duty while recovering. Lindsay finally realizes she has no way out and confides in Vo ...

As Antonio's life is now in question, Voight and Platt open up about their pasts. Jin is caught while tinkering with Voight's computer and uses the only scapegoat possibl ...

Commander Perry notifies the Intelligence unit that Pulpo has been released to help track down a dangerous cartel leader. This doesn't sit well with our team as he kidnap ...

The Intelligence Unit race against the clock to find the bombers. ...

Voight and the team discover a massacre, eight million in cash stolen and two wounded men in a clearing house. During questioning, one guy, Perko, provides some intel tha ...

Voight pulls Halstead's badge when Lonnie Rodiger is found dead. After a car accident, Kelly Severide and Peter Mills discover the torso of Dr. Elliot, who has been instr ...

In responding to a call Atwater and Burgess discover a gunshot victim and the only witness is Lexi Olinsky. The shooting is tied to a Latin gang. To protect Olinsky's dau ...

Voight's new internal affairs officer is skeptical of his actions. Voight must now work with his ex-partner from the gang unit. ...

The Fitori murder case is brought to the intelligence unit and Voight's son, Justin, may be involved. Gradishar fills Antonio in on the arrangement between Internal Affai ...

Voight and Antonio enlist the help of agents at the Special Victims Unit in New York, Fin and Rollins, to help track down the culprit of a series of rape/murders. Burgess ...

Atwater and Burgess are given a new patrol car, but are challenged with keeping it brand new. A run in with a psychotic woman leads the Intelligence Unit to discover a dr ...

More is learned about Halstead's dislike of the Rodiger family and it's family relationships all around as Olinsky shows a paternal side with his daughter Lexi in an atte ...